I know many places in Xiamen have this all-in-one card.

Peony All-in-One Card is a joint-name card jointly launched by ICBC and Xiamen Catering Network, which has the functions of both peony credit card and all-in-one card. It is a standard credit card of UnionPay.

Peony All-in-One Card not only has all the functions of peony credit card payment, overdraft, installment payment, etc., cardholders can also participate in various promotional activities carried out by ICBC and UnionPay, and enjoy the preferential treatment of peony card merchants; At the same time, the Peony All-in-One Card is a discount card, which can be enjoyed by all-in-one card alliance merchants in this city. You can also log in to the All-in-One Card Club of Xiamen Catering Network (www.xmcy.com) with the membership number and login code on the back of the card to participate in membership activities and information exchange.